Dear nordic employee
my purpose is send a data the length is from 150 to 273
when my server device send data by sd_ble_gatts_hvx(the send length is fixed 10 bytes) ...
Dear nordic employee:
The service I want to find is the sound service of the thing52 thingy sound service
I tried to modify the HRT_central_client project to find the...
When I was using the device as peripheral, I was wondering when the Softdevice notified BLE_GAP_EVT_SEC_PARAMS_REQUEST and BLE_EVT_SEC_INFO_REQUEST:
1, when peripheral...
hi dear nordic employee:
I tried to build the project ble_app_hrs_c(pca10040) by keil5
but I get an error :
._build\nrf52832_xxaa.sct(7): error: L6236E: No section...
Hi,
I am a bit confused about power consumption when using app_uart_fifo. To save power I put MCU to sleep in between each sent and received byte by using __WFE and __SEV...
Hi! I am building an android app for my project. I am using Proximity , UART and DFU from nrfToolbox app. I have 3 buttons on my home screen dedicated for each of them. I...
Dear Nordic employee:
1、 what do I have?
I have a thingy52 develop kit(nrf52832)
2、what is my purpose?
the quality of thingy52 audio demo is not good(iphone7)...
hi,
I need combine to SAADC with BLE interface. The following is the code I have written. However, I'm unable to transmit information via bluetooth. Can anyone help me with...
Hi,
I have found this link devzone.nordicsemi.com/.../ . It seems you need to change SDK or softDevice to make it work with FreeRTOS. Could you please share more information...
Connecting to J-Link via USB...FAILED: Can not connect to J-Link via USB. I am using the BLE Sniffer 1.0 and when I star the Sniffer I get the error code that my software...
Hey guys,
I'm trying to make the FDS work with BLE and the scheduler.
But something doesn't right when I use the Softdevice and scheduler with the FDS.
Must I register...
Dear all,
I have nRF51 DK and I use mbed CLI to build my application that is simple mbed-os-example-blinky.
Also I have SDK11.0.0 and I built the ble dfu bootloader (...
Hi there
I did an upgrade of the bootloader from SDK 12.2 to SDK 14.2. I am using the nrf52832 chip. It is basically the same as the secure BLE DFU example from the SDK...
Hi everybody,
I was looking for a better way to update a data, like a 32-bit-word, without the need to erase the entire page. Part of this question is already been asked...
I was going through all the supported SDKs for the nrf52840 and in all of them, it is mentioned that the ESB and FreeRTOS support is not there yet. Could someone please let...
Hello, I'm trying to implement a buttonless DFU via ANT for a custom nRF52 board. I've got the 212 v4.02 Softdevice and I'm using the 14.0.0 SDK. I am able to transmit and...
Dear
i want to nrf52832 to collect accelaration sensor data(SPI communication 8MHZ).
The sensor output datas per 250us,nrf52832 will lost the sensor interupt when 52832...
Good evening. I write a project on nrf51822 in which there are a number of services with a set of characteristics (write and read). I need to limit access to some characteristics...
Hello, I am working through the tutorials to understand how to better use the SDK. I am currently on the Advertising tutorial and have gotten a strange error that doesn't...
I'm developing an accurate and low drift millisecond-resolution timer on the NRF52. I'm limited to the resources on the NRF52 itself. Details of the system:
Initialise...